Spectus uPVC vertical sliders
Authentically designed, mechanically jointed uPVC frames.
Key Features
Sliding sash windows are a popular choice in traditional period property upgrade projects. Using uPVC or aluminium vertical sliders as a replacement for original timber windows is now a valid option. Their high-performance capacity and attractive aesthetics are suitable for both traditional and modern buildings alike.
Smart aluminium vertical sliders
Sleek and stylish aluminium vertical sliders.
Heritage window design
Suitable for installation in a range of period properties.
Additional Features
- Building regulations compliant
- Ovolo styling on uPVC frames
- Internally glazed
- Spiral balance mechanism
- U-values as low as 1.4 W/m²K (uPVC)
- U-values as low as 1.6 W/m²K (aluminium)
- Deep bottom rail
- Weather bar
- Child safe travel stops
- 28mm glazing (aluminium model)
Product Information
Select your preferred colour for your uPVC and aluminium vertical sliders. Choose the best glazing options. And add the hardware of your choice.
Colour Options
Popular Colour Options
Spectus uPVC vertical sliders have a choice of five colour substrates and a wide selection of attractive colour finishes including realistic woodgrain effects. Smart aluminium vertical sliders can be specified in any RAL powder paint colour. Dual colour is not available.
Colour Selected:
Glazing Options
Popular Glazing Options
Vertical sliders are all double glazed as standard. All glazing is energy efficient and designed to protect against the weather and any attempts at forced entry.
Cassini
Chantilly
Charcoal Sticks
Contora
Digital
Everglade
Florielle
Mayflower
Minster
Oak
Pelerine
Reeded
Taffeta
Tribal
Warwick
Hardware Options
Popular Hardware Options
Choose from a selection of traditional hardware options. Add classic handles, stays, and window furniture to match your project specifications.
Sash Lock
Sash Lock
Sash Horn
Sash Stay
Downloads
What are your lead times for quotes and installations?
We can provide trade quotes within 8 working hours. Retail quotes are provided within 48 working hours. Homeowner installation is provided from 4 weeks depending on product specifications.
What colours are available?
UPVC vertical sliders are available in a selection of attractive colours and timber effect finishes. Aluminium vertical sliders can be finished in any RAL colour.
Are vertical sliders suitable for conservation area installations?
Yes. Both our aluminium and uPVC vertical sliders have been approved for use in UK conservation areas. Always check with your local authority before beginning an installation on a conservation area property or listed building.
What accreditation do you provide?
Smart aluminium vertical sliders are BSI accredited. Spectus uPVC vertical sliders are Kitemarked to BS EN 12608 and PAS 24 certified. All Warwick Development installations are FENSA registered.
Do you provide a product guarantee?
All vertical sliders come with a comprehensive 10-year product guarantee.
What our customers are saying
Have a read of some of our positive customer reviews to see for yourself the superb quality of our products and services.
Excellent service and products. From quote through to fitting the experience has been straightforward and everyone who I have dealt with have been friendly, helpful...
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Jon Varey
Via Facebook
Jack helped me find the right part I needed and was really helpful…the original window fitters told me it was discontinued and they couldn’t find...
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Nicola Haslam-Ball
Via Facebook
Would highly recommend the team at Warwick. From a new front door to a complete new set of windows through out they have been great....
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Zoe Earnshaw
Via Facebook
Everyone we dealt with at Warwick was helpful, efficient, informative, and most of all friendly. I can’t recommend them highly enough!
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Mark Harrison
Via Google
Warwick Development are a fantastic company to use! From the initial enquiry to the quote, survey, problem solving and fitting the new window, it has...
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Clare Monaghan
Via Google
Smooth process from ordering to the fitting, very professional team. Windows and doors look stunning. Would recommend to others.
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Andrea Martin
Via Google
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Areas we serve
From our Sheffield headquarters, we offer a free nationwide delivery service to trade glazing customers. We work with small, medium, and large glazing companies both locally and nationally, and aim to respond to all trade enquiries with a no obligation quote within 8 hours.
For homeowner customers, we provide a full design and installation service within a 45-mile radius of our Sheffield HQ. Our showroom is open from Monday to Friday, so why not call in to see what we have to offer.
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